﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Services;
using System.Web.Services.Protocols;

namespace ThuChi
{
    // Define a SOAP header by deriving from the SoapHeader class.
    public class MyHeader : SoapHeader
    {
        public int current;
        public int step;
    }

    /// <summary>
    /// Summary description for Up
    /// </summary>
    [WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem(false)]
    // To allow this Web Service to be called from script, using ASP.NET AJAX, uncomment the following line. 
    // [System.Web.Script.Services.ScriptService]
    public class UpDownService : System.Web.Services.WebService
    {
        public MyHeader myHeaderVariable;
        [WebMethod]
        public int NextValue()
        {
            return myHeaderVariable.current + myHeaderVariable.step;
        }

        [WebMethod]
        public int PrevValue()
        {
            return myHeaderVariable.current - myHeaderVariable.step;
        }
    }
}
